How to say "fulfilling" in Japanese

• 該当がいとうJLPT N1approx.Common
  noun, suru verb, intransitive verbCovers 'fulfilling requirements' in the sense of matching them: something corresponds to, is applicable to, or comes under a criterion, as when checking eligibility. Not the word for the emotional sense.
  この条件じょうけんに該当がいとうする人ひとは誰だれもいない。↗

  There is nobody who fulfils these conditions.
• 具備ぐび
  noun, suru verb, transitive verb, intransitive verbCovers 'fulfilling conditions' by possessing what is required, as when stating that someone or something has the necessary qualities. A less common word, so not the default choice; not for the emotional sense.

Both words cover only the sense of fulfilling requirements or conditions — 該当 for matching or coming under a criterion, 具備 for possessing what is required — and neither expresses the emotional sense of a fulfilling life.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 該当がいとうcorresponding to
• 具備ぐびpossessing (what is required)